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Error code reference
Whirlpool Washer Error Code A09
No water detected entering washer or pressure switch trip not detected; water level is not reached within a variable time (EEPROM parameter) in Whirlpool factory test.
SourceWhirlpool Washer - Tech Sheet: Diagnostic Guide (W10468733)p. 13
Diagnostic procedure
The full A09 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
If no water in washer, make sure both valves at water source are turned on all the way; if water is in washer, verify drain pump operation.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
6 manuals in the MyPros+ library document this code for Whirlpool washer.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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